Memory aid



FIG. 1 is a plan view of the memory aid in accordance with the present design;

FIG. 2 is a left elevational view of the design illustrated in FIG. 1;

FIG. 3 is a bottom view of the bottom edge of the design illustrated in FIG. 1;

FIG. 4 is a cross-sectional view taken along the line 4--4 in FIG. 1; and,

FIG. 5 is a cross-sectional view taken along the line 5--5 in FIG. 1.

The rear of the article is plain and unornamented. 

The ornamental design for a memory aid, as shown and described. 